package zentyal-core 2.3.4 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 8

[Jason P]

I upgraded from Ubuntu 7 server to 12.04 and during the install process zentyal failed to upgrade due to an error.

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: zentyal-core 2.3.4
ProcVersionSignature: Ubuntu 3.2.0-54.82-generic-pae 3.2.50
Uname: Linux 3.2.0-54-generic-pae i686
NonfreeKernelModules: nvidia
ApportVersion: 2.0.1-0ubuntu17.5
Architecture: i386
Date: Sat Oct 19 20:51:08 2013
ErrorMessage: ErrorMessage: subprocess installed post-installation script returned error exit status 8
InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release i386 (20100816.1)
MarkForUpload: True
PackageArchitecture: all
SourcePackage: zentyal-core
Title: package zentyal-core 2.3.4 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 8
UpgradeStatus: Upgraded to precise on 2013-10-20 (0 days ago)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.